Revised G Scale LGB Servo Coupling

(2020) I would now recommend using my knuckle couplings rather than this hook and loop type.
They are significantly better.https://www.thingiverse.com/thing:2553019

UPDATE: After using this for a while I have noticed that setting the engaged and uncouple positions on the servos is very critical. If the servo is too far "engaged", (ie pulled "back" ) then the hook cannot spring down to couple easily. Also, if the Unlock position was too far "forward", then the hook on the carriage could ge